-D: daemon. When exit from the Terminal window, memcached will continue to run-l: specify the IP address, here we specify local: specify the port number and port number as follows: allocated memory I allocate 150M memory-u: which user to use memcached

PS command is short for Precess Status, which lists all the processes currently running processes in the system are displayed, along with the command line PS is usually used in combination with grep, find specific processes
2. client Memcache

Error: configure:error:Cannot find php-config. Please use – with-php-config=PATH I php-config the path is not found so we need to specify the path here depending on your PHP installation to which to determine

Fuck, and correct. configure: error: memcached support requires libmemcached. Use – with-libmemcached-dir=DIR to specify the prefix where libmemcached headers and library are located is not found we just installed libmemcached extensions. Because we just./configure – prefix=/usr/bin/lib/libmemcached libmemcached extensions so we are here. Then do: